Carroll County, NH — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

NH Division of Fire Safety / State Building Permit Program

Street address

33 Hazen Drive, Concord, NH 03305

Phone

(603) 223-4289

Coverage

Carroll County unincorporated areas including Hale's Location and Hart's Location (though Hart's Location is incorporated). Unincorporated territories ('locations,' 'grants,' 'townships,' and 'purchases') in Carroll County are not part of any town. If the county has not adopted a local building code enforcement mechanism, the NH Division of Fire Safety / State Building Permit Program fills this role under RSA 155-A:4.

Online portal

State Building Permit Application

Paper-based

Website

Department website

Additional resources

§ 02

When a permit is required

Permit triggers and exempt work for Carroll County

NH State Building Code (RSA 155-A) applies; all new construction, additions, and alterations subject to state building code require a permit

Note: Per NH RSA 155-A; contact NH Division of Fire Safety

Required documents

Per NH Division of Fire Safety requirements; contact for current requirements

Building code: NH State Building Code (RSA 155-A); 2021 IBC/IRC effective July 1, 2024
Owner-builder: NH state licensing requirements apply for all trades
Contractor requirements: State-licensed electricians, plumbers, and gas fitters required

§ 03

Application process

Typical processing: Contact NH Division of Fire Safety

01

Contact NH Division of Fire Safety at (603) 223-4289 to confirm jurisdiction and process for unincorporated areas
02

Also contact Carroll County Administration at (603) 539-4872 to confirm county role
03

Obtain State Building Permit Application from https://www.firemarshal.dos.nh.gov/document/state-building-permit-application
04

Complete and submit to NH Division of Fire Safety
05

State inspection program applies if county has not adopted local enforcement
06

For Hale's Location specifically, also check with Hale's Location Owners Association (haleslocationownersassociation.org) for any private architectural review requirements

Typical processing time: Contact NH Division of Fire Safety

Source: NH Division of Fire Safety / State Building Permit Program ↗

§ 04

Fee schedule

Carroll County building permit fees

Fee type

Amount

Minimum permit fee

$50 minimum; $0.30 per gross sq ft for new commercial construction (state program rates -- verify current rates with Division of Fire Safety)

Contact NH Division of Fire Safety

§ 05

Required inspections

Scheduling and sequence

How to schedule

(603) 223-4289 (phone)

Inspection hours: Weekday business hours

Typical sequence: Per NH Division of Fire Safety protocols

§ 06

Frequently asked

Common questions about unincorporated Carroll County permits

01 Do I need a building permit in unincorporated Carroll County, NH? ▸

NH State Building Code (RSA 155-A) applies; all new construction, additions, and alterations subject to state building code require a permit

02 How much does a building permit cost in unincorporated Carroll County, NH? ▸

Building permit fees in unincorporated Carroll County, NH are set by the local building department and vary by project type and valuation. The minimum permit fee is $50 minimum; $0.30 per gross sq ft for new commercial construction (state program rates -- verify current rates with Division of Fire Safety).

03 How do I apply for a building permit in unincorporated Carroll County, NH? ▸

To apply for a building permit in unincorporated Carroll County, NH, follow these steps: 1. Contact NH Division of Fire Safety at (603) 223-4289 to confirm jurisdiction and process for unincorporated areas 2. Also contact Carroll County Administration at (603) 539-4872 to confirm county role 3. Obtain State Building Permit Application from https://www.firemarshal.dos.nh.gov/document/state-building-permit-application 4. Complete and submit to NH Division of Fire Safety 5. State inspection program applies if county has not adopted local enforcement 6. For Hale's Location specifically, also check with Hale's Location Owners Association (haleslocationownersassociation.org) for any private architectural review requirements

04 How long does it take to get a building permit in unincorporated Carroll County, NH? ▸

Building permit processing times in unincorporated Carroll County, NH typically run Contact NH Division of Fire Safety. Timelines can vary based on project complexity and current department workload.

05 How do I schedule a building inspection in unincorporated Carroll County, NH? ▸

Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in unincorporated Carroll County, NH via: (603) 223-4289.

last verified April 2026 source NH Division of Fire Safety / State Building Permit Program ↗ entry id permits/new-hampshire/carroll/unincorporated

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with NH Division of Fire Safety / State Building Permit Program before applying. Jaspector is not legal advice.

Unincorporated Carroll County